Tonga is an archipelago of a. volcanic islands b. coral islands c. high and low islands d. atolls

ANSWER:

Tonga is an archipelago of high and low islands.

EXPLANATION:

Tonga is an archipelago of low and high islands located in the South Pacific Ocean. There are a total of '169 islands' of which '36 are inhabited'. The islands have a limestone base. Some islands have uplifted coral formations while some islands have volcanic bases. The islands have tropical climate and most of the year is warm. Cyclones are also common in these islands.

C. naturally in the environment